Nonsmoothable actions of Z2×Z2 on Spin four-manifolds
Nonsmoothable actions of Z2×Z2 on Spin four-manifolds
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自旋四流形上Z2×Z2的非光滑作用
DOI:
10.1016/j.topol.2021.107868
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发表时间:
2017
影响因子:
0.6
通讯作者:
Y. Kato
中科院分区:
文献类型:
--
作者:
Y. Kato
We construct some nonsmoothable actions of Z 2× Z 2 on spin four-manifolds by using an equivariant version of Furuta's 10/8-inequality. The examples satisfy following property: any proper subgroup of Z 2× Z 2 is smoothable for some smooth structure.